MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The presence of numerous external URIs, many pointing to disposable hosting and acting as a link farm, strongly suggests a phishing or malware distribution campaign. The document's structure and embedded links are designed to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://laborke.ru/uplcv?utm_term=word+365+pdf PDF link annotation
- https://meritumptt.pl/dokumenty/file/bofogaxekuwuketevukaf.pdfIn PDF document text
- https://excellencetogether.com/img/files/file/27221365405.pdfIn PDF document text
- http://adhunikjewellers.com/ckfinder/userfiles/files/39265003954.pdfIn PDF document text
- https://www.isnb.co.uk/wp-content/plugins/super-forms/uploads/php/files/876a9ed9def307d86edc165ac291ee7a/rimitotajisenerenifep.pdfIn PDF document text
- http://yesilderecine.com/admin/editor_resim/file/87736967678.pdfIn PDF document text
- http://didula.com/img/file/zobegufoteti.pdfIn PDF document text
- http://alemotta.com/resources/original/file/leterawajejetevabatu.pdfIn PDF document text
- http://top-rubber.com/admin/fckeditor/editor/filemanager/connectors/upload/file/wurodagisakawijupa.pdfIn PDF document text
- https://atputasbaze.lv/images/userfiles/files/88639328166.pdfIn PDF document text
- https://hot-pol.com/images/file/78456851204.pdfIn PDF document text
- http://connect-event.fr/ckfinder/userfiles/files/22311307529.pdfIn PDF document text
- https://ags-car.60km.com/upload/files/60617059980.pdfIn PDF document text
- http://agro-pasz.pl/ckfinder/userfiles/files/tedizowixorawegodokoxak.pdfIn PDF document text
- http://tugrabilgisayar.net/resimler/files/bozitifarebaragojusajoj.pdfIn PDF document text
- https://isagrinio.gr/userfiles/88909965372.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16138510bc45b2---zelufaxupufisuwemo.pdfIn PDF document text
- http://hzeiger.com/userfiles/file/48587380787.pdfIn PDF document text
- https://pracowniatechart.pl/fckpliki/file/77214724971.pdfIn PDF document text
- https://tjp2-hotlink-j3t.com/contents/files/40826098784.pdfIn PDF document text
- http://worldofpacifiers.com/editor_uploads/system/files/jagaximodejaxiw.pdfIn PDF document text
- http://barexkft.hu/userfiles/file/nururosiponivijewegage.pdfIn PDF document text
- http://craftland.de/res/wysiwyg/file/45574980543.pdfIn PDF document text
- http://universalestetic.com/userfiles/file/valuzakebifot.pdfIn PDF document text
- http://chinalabware.ru/d/files/lekibu.pdfIn PDF document text
- http://queensparkview.com/image/upload/File/99057227622.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b2a0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB2A0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cab2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAB2 | 14968 bytes |
SHA-256: b933cd8e031b3d0f89d38a101f60257aed7e58eb85b0377e59a995f0311bda05 |
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font_02_sfnt_off0000f097.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF097 | 10156 bytes |
SHA-256: 188bc39594a8f60e31bbc723d2caf2dac919af0d6c63dfea0010fc7d852203cd |
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